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Pulse Jet Bag Filter

Pulse Jet Bag Filter / Pulse Jet Hose Bag Type Filters are known as conventional dedusting filters. TECHFLOW has developed new-age de-dusting designs for these filters which gives better life for filter bags, Lower emission levels, Lower Pressure drops, lower power consumption, Higher air to Cloth Ratios with better performance levels, and Lower Floor Space Requirement. TECHFLOW supplies customized bag filters on the basis of application requirements. These Pulse Jet Bag Filters are used where air-flows are in large quantity, temperatures are higher than ambient or the material to be handled is difficult.

The original concept of fabric filtration started over a century ago & is still valid & very practical, for the separation of solids from Air/ gas streams. Tubular Filter fabric (WOVEN & NON-WOVEN) hose bags are widely employed the world over, vertically placed within a housing. To prevent collapse under vacuum or pressure, these bags are retained by metal cages fitted with venturis. 

The dust cake build-up on filter bags is cleaned row by row, online or offline, with short-timed pulses of compressed air, blown in the opposite direction of the main airflow, from a clean air plenum. The built-in venture on top of the cages enhances the cleaning air volume by inducing more air from the top plenum.

Pulse Jet Bag Filter / Pulse Jet Hose Bag Type Filters are known as conventional dedusting filters. TECHFLOW has developed new-age de-dusting designs for these filters which gives better life for filter bags, Lower emission levels, Lower Pressure drops, lower power consumption, Higher air to Cloth Ratios with better performance levels, and Lower Floor Space Requirement. TECHFLOW supplies customized bag filters on the basis of application requirements. These Pulse Jet Bag Filters are used where air-flows are in large quantity, temperatures are higher than ambient or the material to be handled is difficult.

The original concept of fabric filtration started over a century ago & is still valid & very practical, for the separation of solids from Air/ gas streams. Tubular Filter fabric (WOVEN & NON-WOVEN) hose bags are widely employed the world over, vertically placed within a housing. To prevent collapse under vacuum or pressure, these bags are retained by metal cages fitted with venturis. The original concept of fabric filtration started over a century ago & is still valid & very practical, for the separation of solids from Air/ gas streams. Tubular Filter fabric (WOVEN & NON-WOVEN) hose bags are widely employed the world over, vertically placed within a housing. To prevent collapse under vacuum or pressure, these bags are retained by metal cages fitted with venturis.

The dust cake build-up on filter bags is cleaned row by row, online or offline, with short-timed pulses of compressed air, blown in the opposite direction of the main airflow, from a clean air plenum. The built-in venture on top of the cages enhances the cleaning air volume by inducing more air from the top plenum.

Techflow customized orange pulse jet bag filter dust collection system with twin hoppers and ducting

Cracked dust cake pieces with loose dust, falls in the bottom hopper/s of Pulse Jet Hose Bag Type Filter / Pulse Jet Bag Filter for continuous or periodic discharge thro’ bottom removal device/s. Typical air volumes served thro’ this models of Pulse Jet Hose Bag Type Filters / Pulse Jet Bag Filter.

Cracked dust cake pieces with loose dust, falls in the bottom hopper/s of Pulse Jet Hose Bag Type Filter / Pulse Jet Bag Filter for continuous or periodic discharge thro’ bottom removal device/s. Air volume, filter configuration and operating limits are selected for the application and confirmed in the project offer.

Air Pollution Control Device

What is Air Pollution control Device? It is the equipment which first extracts the air with particles or dust or fumes from the processing equipment or any kind of manufacturing plant and then it filters the air and separates the dust, fumes, or any other kind of particles from air and then releases the clean respirable air into the atmosphere. This product is known by many different names in many different industries. This equipment comprises many components like filter bag, filter cage, filter cartridge, pulse cleaning valve, sequential timer, centrifugal blower, rotary airlock valve (RAV) and many more. Following schematic will help you to understand the operation.

What is Air Pollution control Device? It is the equipment which first extracts the air with particles or dust or fumes from the processing equipment or any kind of manufacturing plant and then it filters the air and separates the dust, fumes, or any other kind of particles from air and then releases the clean respirable air into the atmosphere. This product is known by many different names in many different industries. This equipment comprises of many components like filter bag, filter cage, filter cartridge, pulse cleaning valve, sequential timer, centrifugal blower, rotary airlock valve (RAV) and many more. Following schematic will help you to understand the operation.

Sequence Of Operations
  • Dust laden air or gas enters the dust collector through the inlet.
  • Air passes through the filter media while solid are retained on the media's surface.
  • A signal from the timer actuates the opening of the normally closed solenoid valve.
  • Opening of the solenoid valve release the air pressure in the tube connecting the solenoid to the diaphragm valve, causing the valve to open.
  • A momentary pulse of compressed air flows from the air header down the purge pipe and out into each filter bag. This momentary pulse takes all bags in one row off line through pressure reversal.
  • Solids are released to fall into the filter hopper or bin
  • Filtered air exits through the clean air plenum exhaust.

Different names of this equipment are Air pollution control device, Air pollution control equipment, Bag house, Bag filter, Pulse jet bag filter, Pulse jet dust collector, De-dusting system, Silo Vent filter, Cassette type filter, Reverse air cleaned bag filter, Flue gas emission control system, Fabric Filter, Dust Recovery system, Fume extraction system, online cleaning bag filter, off line cleaning bag filter and many other names

This air pollution control equipment or pulse jet bag filter is generally used to keep the SPM (Suspended Particulate matters) level in control of both inside and outside environment. This equipment is designed on the basis of parameters like Dust loading, Air to cloth ratio, Can velocity, temperature of the air, type of dust, criticality of the operation and emission limit of pollution control board or agencies in different countries.

How Effective is Air Pollution Control Device or Pulse Jet Bag Filter?

Outlet emission is designed to meet applicable CPCB norms and project-specified limits. The project offer confirms the emission limit and operating conditions.

TECHFLOW – Pulse Jet Bag Filter

Pulse-Jet-Bag-Filter

Features of Pulse Jet Bag Filter

Modular designs from approx. 1,600 to 4,00,000 m³/hr.
Tool less installation/replacement of bag & Cages.
Variety of Filter media available for different applications.
Suitable for hot gas applications; the temperature limit depends on the selected filter media and must be confirmed for each project.
Easy to Install & Commission.

Pulse Jet Bag Filter Options

Customized.
Pre Cooler for Gas.
Spark Arrestor for Certain Applications.
Options For Discharge Devices.
Surface Filtration Technology.

Applications of Pulse Jet Bag Filter

  • Foundry & Steel
  • Cement
  • Boilers Flue Gas
  • Kiln Exhaust
  • Solids Drying
  • Mining and Minerals
  • Glass
  • Particle Board Mfg
  • Wood-Working and laminates
  • Air Pollution Control Systems
  • Hot Gases and Fumes
  • Coal Handling

Industries

Manufacturing on a 31,700 m² campus, supplying customers in India and export markets

Manufacturing and engineering infrastructure for industrial air pollution control

Plant & Building

31,700

(m².)
Manufacturing Campus

16,649

(m².)
Covered Workshop

11,736

(m².)
Open Workshop

465

(m².)
Administration

31,700

(sq. mtr.)
Total Premises

16,649

(sq. mtr.)
Workshop Area

465

(sq. mtr.)
Admin Block

Team Strength

187

On Roll Employees

239

Contract Staff

20

Total Departments

426

Total People

426

People

187

On Roll

239

Contract Staff

20

Departments

426

Total